const formatTime = date => {
  const year = date.getFullYear()
  const month = date.getMonth() + 1
  const day = date.getDate()
  const hour = date.getHours()
  const minute = date.getMinutes()
  const second = date.getSeconds()

  return [year, month, day].map(formatNumber).join('/') + ' ' + [hour, minute, second].map(formatNumber).join(':')
}
/**************************************时间格式化处理************************************/
var dataFormat = function(fmt, date) { //author: meizz   
  var o = {
    "M+": date.getMonth() + 1, //月份   
    "d+": date.getDate(), //日   
    "h+": date.getHours(), //小时   
    "m+": date.getMinutes(), //分   
    "s+": date.getSeconds(), //秒   
    "q+": Math.floor((date.getMonth() + 3) / 3), //季度   
    "S": date.getMilliseconds() //毫秒   
  };
  if (/(y+)/.test(fmt))
    fmt = fmt.replace(RegExp.$1, (date.getFullYear() + "").substr(4 - RegExp.$1.length));
  for (var k in o)
    if (new RegExp("(" + k + ")").test(fmt))
      fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
  return fmt;
}
// 显示繁忙提示
var showBusy = text => wx.showToast({
  title: text,
  icon: 'loading',
  duration: 10000
})

// 显示成功提示
var showSuccess = text => wx.showToast({
  title: text,
  icon: 'success'
})

// 显示失败提示
var showModel = (title, content) => {
  wx.hideToast();

  wx.showModal({
    title,
    content: JSON.stringify(content),
    showCancel: false
  })
}






Date.prototype.getYear = function () {
  var year = this.getFullYear();
  if (year < 1900) return 1900 + year;
  else return year;
}
// 显示农历
var getFullLunarDay = function RunGLNL() {
  var today = new Date();
  var d = new Array("星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六");
  var DDDD = (today.getYear() < 1900 ?
    today.getYear() + 1900 : today.getYear()) + "年" + (today.getMonth() + 1) + "月" + today.getDate() + "日";
  DDDD = DDDD + " " + d[today.getDay()];
  DDDD = DDDD + " " + (CnDateofDateStr(today));
  //DDDD = DDDD+ " " + SolarTerm(today); 
  return DDDD;
}
var getLunarDay = function (DateGL){
  return CnMonthofDate(DateGL) + CnDayofDate(DateGL) + " " + SolarTerm(DateGL);
}
function DaysNumberofDate(DateGL) {
  return parseInt((Date.parse(DateGL) - Date.parse(DateGL.getYear() + "/1/1")) / 86400000) + 1;
}

function CnDateofDate(DateGL) {
  var CnData = new Array(
    0x16, 0x2a, 0xda, 0x00, 0x83, 0x49, 0xb6, 0x05, 0x0e, 0x64, 0xbb, 0x00, 0x19, 0xb2, 0x5b, 0x00,
    0x87, 0x6a, 0x57, 0x04, 0x12, 0x75, 0x2b, 0x00, 0x1d, 0xb6, 0x95, 0x00, 0x8a, 0xad, 0x55, 0x02,
    0x15, 0x55, 0xaa, 0x00, 0x82, 0x55, 0x6c, 0x07, 0x0d, 0xc9, 0x76, 0x00, 0x17, 0x64, 0xb7, 0x00,
    0x86, 0xe4, 0xae, 0x05, 0x11, 0xea, 0x56, 0x00, 0x1b, 0x6d, 0x2a, 0x00, 0x88, 0x5a, 0xaa, 0x04,
    0x14, 0xad, 0x55, 0x00, 0x81, 0xaa, 0xd5, 0x09, 0x0b, 0x52, 0xea, 0x00, 0x16, 0xa9, 0x6d, 0x00,
    0x84, 0xa9, 0x5d, 0x06, 0x0f, 0xd4, 0xae, 0x00, 0x1a, 0xea, 0x4d, 0x00, 0x87, 0xba, 0x55, 0x04
  );
  var CnMonth = new Array();
  var CnMonthDays = new Array();
  var CnBeginDay;
  var LeapMonth;
  var Bytes = new Array();
  var I;
  var CnMonthData;
  var DaysCount;
  var CnDaysCount;
  var ResultMonth;
  var ResultDay;
  var yyyy = DateGL.getYear();
  var mm = DateGL.getMonth() + 1;
  var dd = DateGL.getDate();
  if (yyyy < 1900) yyyy += 1900;
  if ((yyyy < 1997) || (yyyy > 2020)) {
    return 0;
  }
  Bytes[0] = CnData[(yyyy - 1997) * 4];
  Bytes[1] = CnData[(yyyy - 1997) * 4 + 1];
  Bytes[2] = CnData[(yyyy - 1997) * 4 + 2];
  Bytes[3] = CnData[(yyyy - 1997) * 4 + 3];
  if ((Bytes[0] & 0x80) != 0) {
    CnMonth[0] = 12;
  } else {
    CnMonth[0] = 11;
  }
  CnBeginDay = (Bytes[0] & 0x7f);
  CnMonthData = Bytes[1];
  CnMonthData = CnMonthData << 8;
  CnMonthData = CnMonthData | Bytes[2];
  LeapMonth = Bytes[3];
  for (I = 15; I >= 0; I--) {
    CnMonthDays[15 - I] = 29;
    if (((1 << I) & CnMonthData) != 0) {
      CnMonthDays[15 - I]++;
    }
    if (CnMonth[15 - I] == LeapMonth) {
      CnMonth[15 - I + 1] = -LeapMonth;
    } else {
      if (CnMonth[15 - I] < 0) {
        CnMonth[15 - I + 1] = -CnMonth[15 - I] + 1;
      } else {
        CnMonth[15 - I + 1] = CnMonth[15 - I] + 1;
      }
      if (CnMonth[15 - I + 1] > 12) {
        CnMonth[15 - I + 1] = 1;
      }
    }
  }
  DaysCount = DaysNumberofDate(DateGL) - 1;
  if (DaysCount <= (CnMonthDays[0] - CnBeginDay)) {
    if ((yyyy > 1901) && (CnDateofDate(new Date((yyyy - 1) + "/12/31")) < 0)) {
      ResultMonth = -CnMonth[0];
    } else {
      ResultMonth = CnMonth[0];
    }
    ResultDay = CnBeginDay + DaysCount;
  } else {
    CnDaysCount = CnMonthDays[0] - CnBeginDay;
    I = 1;
    while ((CnDaysCount < DaysCount) && (CnDaysCount + CnMonthDays[I] < DaysCount)) {
      CnDaysCount += CnMonthDays[I];
      I++;
    }
    ResultMonth = CnMonth[I];
    ResultDay = DaysCount - CnDaysCount;
  }
  if (ResultMonth > 0) {
    return ResultMonth * 100 + ResultDay;
  } else {
    return ResultMonth * 100 - ResultDay;
  }
}

function CnYearofDate(DateGL) {
  var YYYY = DateGL.getYear();
  var MM = DateGL.getMonth() + 1;
  var CnMM = parseInt(Math.abs(CnDateofDate(DateGL)) / 100);
  if (YYYY < 100) YYYY += 1900;
  if (CnMM > MM) YYYY--;
  YYYY -= 1864;
  return CnEra(YYYY) + "年";
}

function CnMonthofDate(DateGL) {
  var CnMonthStr = new Array("零", "正", "二", "三", "四", "五", "六", "七", "八", "九", "十", "十一", "腊");
  var Month;
  Month = parseInt(CnDateofDate(DateGL) / 100);
  if (Month < 0) {
    return "闰" + CnMonthStr[-Month] + "月";
  } else {
    return CnMonthStr[Month] + "月";
  }
}

function CnDayofDate(DateGL) {
  var CnDayStr = new Array("零",
    "初一", "初二", "初三", "初四", "初五",
    "初六", "初七", "初八", "初九", "初十",
    "十一", "十二", "十三", "十四", "十五",
    "十六", "十七", "十八", "十九", "二十",
    "廿一", "廿二", "廿三", "廿四", "廿五",
    "廿六", "廿七", "廿八", "廿九", "三十");
  var Day;
  Day = (Math.abs(CnDateofDate(DateGL))) % 100;
  return CnDayStr[Day];
}

function DaysNumberofMonth(DateGL) {
  var MM1 = DateGL.getYear();
  MM1 < 100 ? MM1 += 1900 : MM1;
  var MM2 = MM1;
  MM1 += "/" + (DateGL.getMonth() + 1);
  MM2 += "/" + (DateGL.getMonth() + 2);
  MM1 += "/1";
  MM2 += "/1";
  return parseInt((Date.parse(MM2) - Date.parse(MM1)) / 86400000);
}

function CnEra(YYYY) {
  var Tiangan = new Array("甲", "乙", "丙", "丁", "戊", "己", "庚", "辛", "壬", "癸");
  //var Dizhi=new Array("子(鼠)","丑(牛)","寅(虎)","卯(兔)","辰(龙)","巳(蛇)", 
  //"午(马)","未(羊)","申(猴)","酉(鸡)","戌(狗)","亥(猪)"); 
  var Dizhi = new Array("子", "丑", "寅", "卯", "辰", "巳", "午", "未", "申", "酉", "戌", "亥");
  return Tiangan[YYYY % 10] + Dizhi[YYYY % 12];
}

function CnDateofDateStr(DateGL) {
  if (CnMonthofDate(DateGL) == "零月") return "　请调整您的计算机日期!";
  else return "农历：" + CnYearofDate(DateGL) + " " + CnMonthofDate(DateGL) + CnDayofDate(DateGL);
}

function SolarTerm(DateGL) {
  var SolarTermStr = new Array(
    "小寒", "大寒", "立春", "雨水", "惊蛰", "春分",
    "清明", "谷雨", "立夏", "小满", "芒种", "夏至",
    "小暑", "大暑", "立秋", "处暑", "白露", "秋分",
    "寒露", "霜降", "立冬", "小雪", "大雪", "冬至");
  var DifferenceInMonth = new Array(
    1272060, 1275495, 1281180, 1289445, 1299225, 1310355,
    1321560, 1333035, 1342770, 1350855, 1356420, 1359045,
    1358580, 1355055, 1348695, 1340040, 1329630, 1318455,
    1306935, 1297380, 1286865, 1277730, 1274550, 1271556);
  var DifferenceInYear = 31556926;
  var BeginTime = new Date(1901 / 1 / 1);
  BeginTime.setTime(947120460000);
  for (; DateGL.getYear() < BeginTime.getYear();) {
    BeginTime.setTime(BeginTime.getTime() - DifferenceInYear * 1000);
  }
  for (; DateGL.getYear() > BeginTime.getYear();) {
    BeginTime.setTime(BeginTime.getTime() + DifferenceInYear * 1000);
  }
  for (var M = 0; DateGL.getMonth() > BeginTime.getMonth(); M++) {
    BeginTime.setTime(BeginTime.getTime() + DifferenceInMonth[M] * 1000);
  }
  if (DateGL.getDate() > BeginTime.getDate()) {
    BeginTime.setTime(BeginTime.getTime() + DifferenceInMonth[M] * 1000);
    M++;
  }
  if (DateGL.getDate() > BeginTime.getDate()) {
    BeginTime.setTime(BeginTime.getTime() + DifferenceInMonth[M] * 1000);
    M == 23 ? M = 0 : M++;
  }
  var JQ;
  if (DateGL.getDate() == BeginTime.getDate()) 
  // {
    JQ =  SolarTermStr[M];
  // } else if (DateGL.getDate() == BeginTime.getDate() - 1) {
  //   JQ = "　 明天是 " + SolarTermStr[M] + "";
  // } else if (DateGL.getDate() == BeginTime.getDate() - 2) {
  //   JQ = "　 后天是 " + SolarTermStr[M] ;
  // } else {
  //   JQ = " "
  //   if (DateGL.getMonth() == BeginTime.getMonth()) {
  //     JQ += "　 本月";
  //   } else {
  //     JQ += "　 下月";
  //   }
  //   JQ += BeginTime.getDate() + "日" + " " + SolarTermStr[M] + "";
  // }
  else 
  JQ = "";
  return JQ;
}


module.exports = {
  formatTime,
  dataFormat,
  showBusy,
  showSuccess,
  showModel,
  getLunarDay,
}